Definition of Period

Noun: period peer-ee-ud

An amount of time
"a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period";
- time period, period of time
The interval taken to complete one cycle of a regularly repeating phenomenon
(ice hockey) one of three divisions into which play is divided in hockey games
A unit of geological time during which a system of rocks formed
"ganoid fishes swarmed during the earlier geological periods";
- geological period
The end or completion of something
"death put a period to his endeavours"; "a change soon put a period to my tranquility"
The monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
- menstruation, menses, menstruum, catamenia, flow
A punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations
- point, full stop, stop, full point